Biology IGCSE revision notes

I got an A* in Biology GCSE so here are my notes
Biology IGCSE revision notes - made for Edexcel but can be used for other exam boards

Includes:
CELL STRUCTURE
TURGID CELLS IN PLANTS
MOVEMENT IN AND OUT OF CELLS
BIOLOGICAL MOLECULES
ENZYMES
NUTRITION - HUMANS
BILE
ROLES OF DIGESTIVE ENZYMES
VILLI
FUNCTIONS OF THE HUMAN ALIMENTARY CANAL
NUTRITION - PLANTS
RESPIRATION
GAS EXCHANGE - PLANTS
GAS EXCHANGE - HUMANS
VENTILATION
ALVEOLI ADAPTION
BIOLOGICAL CONSEQUENCES OF SMOKING
TRANSPORT - HUMANS
BLOOD VESSELS
TRANSPORT - PLANTS
EXCRETION
COORDINATION & RESPONSE - HUMANS
CHEMICAL COORDINATION
ENDOCRINE SYSTEM
HOMEOSTASIS
COORDINATION & RESPONSE - PLANTS